CN110630051A - Multistage lifting circular stage - Google Patents

Multistage lifting circular stage Download PDF

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Publication number
CN110630051A
CN110630051A CN201910963262.0A CN201910963262A CN110630051A CN 110630051 A CN110630051 A CN 110630051A CN 201910963262 A CN201910963262 A CN 201910963262A CN 110630051 A CN110630051 A CN 110630051A
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CN
China
Prior art keywords
annular frame
stage
circular stage
pull rope
multistage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910963262.0A
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Chinese (zh)
Inventor
杨全明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Friendship State Performing Equipment Co Ltd
Original Assignee
Hangzhou Friendship State Performing Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Friendship State Performing Equipment Co Ltd filed Critical Hangzhou Friendship State Performing Equipment Co Ltd
Priority to CN201910963262.0A priority Critical patent/CN110630051A/en
Publication of CN110630051A publication Critical patent/CN110630051A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
    • E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
    • E04H3/22—Theatres; Concert halls; Studios for broadcasting, cinematography, television or similar purposes
    • E04H3/24—Constructional features of stages
    • E04H3/26—Revolving stages; Stages able to be lowered

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Multimedia (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Emergency Lowering Means (AREA)

Abstract

The invention provides a multistage lifting circular stage, which relates to the technical field of stage equipment and comprises a first annular frame, a second annular frame arranged in the first annular frame and a movable table arranged in the second annular frame, wherein the bottom end of the inner wall of the first annular frame is provided with a rotating rod, the rotating rod rotates around the joint of the first annular frame, the first annular frame is provided with a pull rope and a winch for pulling the pull rope, the end part of the rotating rod, far away from the first annular frame, is provided with a rotating wheel for facilitating the passage of the pull rope, the rotating rod is connected with the second annular frame through a supporting rod, the bottom end of the movable table is provided with a guide wheel for guiding the pull rope to pass through, and the inner wall of the second annular frame is provided with a fixed. The multistage lifting circular stage is simple in structure, convenient to adjust, capable of performing two-stage or even multistage lifting, high in lifting controllable degree, strong in stability, high in safety degree and good in stage effect.

Description

Multistage lifting circular stage
Technical Field
The invention relates to the technical field of stage equipment,
in particular, the invention relates to a multistage lifting circular stage.
Background
Along with the increasing abundance of cultural life, people have higher and higher requirements on stage effects in performance activities, and in order to enable performance arts to generate unusual special effects, various types of stage mechanical equipment are installed in modern various large-scale performance places and the like, and the stage mechanical equipment plays the roles of drawing dragon eyes and making a look in the stage performance.
In the modern stage design, in order to create a vivid and active stereoscopic performance effect, the traditional static stage is gradually abandoned, and instead, a liftable stage is adopted. In some large and medium-sized theaters, the condition requirements required by the theaters are considered in the early planning, so that construction according to drawings is only needed in the civil engineering. The regional requirement of satisfying the theater performance that can be fine of stage that sets up, and some small-size theaters receive the restriction of multiple condition, the regional area of stage of theater configuration is fixed limited, and the stage does not have the condition at all to dispose the elevating platform, that just can't transform the performance form and increase the stage region, especially the stage stereovision is poor, the stage effect is poor, even if install simple and easy lift platform additional, the amplitude of rise is uncontrollable, and the stage quality is big, the elevating platform stability is low, also can't install on simple and easy stage, the stage security is poor.
Therefore, in order to solve the above problems, it is necessary to design a reasonable multi-stage lifting circular stage.
Disclosure of Invention
The invention aims to provide a multistage lifting circular stage which is simple in structure, convenient to adjust, capable of performing two-stage or even multistage lifting, high in lifting controllable degree, strong in stability, high in safety degree and good in stage effect.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
the utility model provides a multistage lift circular stage, include first annular frame, set up in second annular frame in the first annular frame and set up in the movable table in the second annular frame, first annular frame inner wall bottom is provided with the dwang, the dwang around with the junction of first annular frame rotates, first annular frame is provided with the stay cord and is used for the pulling the hoist engine of stay cord, the dwang is kept away from the tip of first annular frame is provided with and is used for the convenience the rotation wheel that the stay cord passes through, the dwang pass through the bracing piece with the second annular frame is connected, the movable table bottom is provided with and is used for the guide wheel that the stay cord passes through, second annular frame inner wall is provided with and is used for fixing the fixed anchor of stay cord tip.
Preferably, the height of the hoist is not lower than the height of the rotating lever.
Preferably, the number of the second annular frames is at least one.
Preferably, a fixing anchor for fixing an end of the pulling rope is provided on an inner wall of a second annular frame of the plurality of second annular frames, the second annular frame being adjacent to the movable table.
Preferably, the support rod rotates around a joint with the rotating rod, and a sliding groove for facilitating the sliding of the support rod is arranged at the bottom end of the second ring frame.
Preferably, the outer side wall of the second annular frame is provided with a first bulge connected with the first annular frame, and the inner wall of the first annular frame is provided with a first limiting groove for facilitating the sliding of the first bulge.
Preferably, the number of the first protrusions is at least one, and the number of the first limiting grooves is at least one.
Preferably, the first limiting groove extends in the vertical direction.
Preferably, a second protrusion used for being connected with the movable table is arranged on the inner side wall of the second annular frame, and a second limiting groove used for facilitating the second protrusion to slide is arranged on the outer side wall of the movable table.
Preferably, the number of the second protrusions is at least one, and the number of the second limiting grooves is at least one.
Preferably, the second limiting groove extends in the vertical direction.
Preferably, the number of the rotating rods is at least one.
Preferably, the rotating rod is connected with the first annular frame through a fixing member, and the rotating rod rotates around the connection position of the rotating rod and the fixing member.
Preferably, the number of the pull rope and the number of the hoisting machine are at least one.
Preferably, the number of the guide wheels and the number of the fixing anchors are at least one.
Preferably, the fixing anchor is connected with a telescopic rod extending in the vertical direction, and the telescopic rod is connected with the bottom end of the second ring frame through a telescopic cylinder.
The multistage lifting circular stage has the beneficial effects that: simple structure, the regulation of being convenient for can carry out second grade or even multistage lift, and goes up and down controllable degree height, and stability is strong, and the degree of safety is high, and the stage is effectual moreover.
Drawings
Fig. 1 is a schematic structural view of a multi-stage lifting circular stage of the present invention before lifting;
fig. 2 is a schematic diagram of a raised structure of a multi-stage elevating circular stage according to the present invention;
fig. 3 is a schematic top view of a multi-stage elevating circular stage according to an embodiment of the present invention;
fig. 4 is a schematic top view of another embodiment of the multistage elevating circular stage of the present invention;
fig. 5 is a schematic top view of the first annular frame of the multistage elevating circular stage according to the present invention;
fig. 6 is a schematic structural view of a second annular frame of the multistage lifting circular stage according to the present invention;
fig. 7 is a schematic top view of a second annular frame of the multistage elevating circular stage according to the present invention;
in the figure: 1. the device comprises a first annular frame, 11, a rotating rod, 111, a rotating wheel, 112, a supporting rod, 12, a pull rope, 13, a winch, 14, a first limiting groove, 2, a second annular frame, 21, a fixed anchor, 211, a telescopic rod, 212, a telescopic cylinder, 22, a sliding groove, 23, a first protrusion, 24, a second protrusion, 3, a movable table, 31, a guide wheel, 32 and a second limiting groove.
Detailed Description
The invention is further described below with reference to the accompanying drawings and examples.
With the increasing abundance of cultural life, people have higher and higher requirements on stage effects in performance activities. In the modern stage design, in order to create a vivid and active stereoscopic performance effect, the traditional static stage is gradually abandoned, and instead, a liftable stage is adopted. In some large and medium-sized theaters, the condition requirements required by the theaters are considered in the early planning, so that construction according to drawings is only needed in the civil engineering. The regional requirement of satisfying the theater performance that can be fine of stage that sets up, and some small-size theaters receive the restriction of multiple condition, the regional area of stage of theater configuration is fixed limited, and the stage does not have the condition at all to dispose the elevating platform, that just can't transform the performance form and increase the stage region, especially the stage stereovision is poor, the stage effect is poor, even if install simple and easy lift platform additional, the amplitude of rise is uncontrollable, and the stage quality is big, the elevating platform stability is low, also can't install on simple and easy stage, the stage security is poor.
The first embodiment is as follows: as shown in fig. 1 to 7, which are only one embodiment of the present invention, a multistage elevating circular stage comprises a first ring frame 1, a second ring frame 2 disposed in the first ring frame 1, and a movable stage 3 disposed in the second ring frame 2, the bottom end of the inner wall of the first annular frame 1 is provided with a rotating rod 11, the rotating rod 11 rotates around the joint of the first annular frame 1, the first ring frame 1 is provided with a pulling rope 12 and a hoist 13 for pulling the pulling rope 12, the end of the rotating rod 11 far away from the first annular frame 1 is provided with a rotating wheel 111 for facilitating the passage of the pull rope 12, the rotating rod 11 is connected with the second annular frame 2 through a supporting rod 112, a guiding wheel 31 for guiding the pull rope 12 to pass through is arranged at the bottom end of the movable table 3, the inner wall of the second annular frame 2 is provided with a fixed anchor 21 for fixing the end part of the pull rope 12.
In the invention, the second annular frame 2 is arranged in the annular interior of the first annular frame 1, the movable platform 3 is arranged in the annular interior of the second annular frame 2, the pull rope 12 of the first annular frame 1 extends from the winch 13, sequentially passes through the rotating wheel 111 of the rotating rod 11 and the guide wheel 31 at the bottom of the movable platform 3, and is finally fixed to the fixing anchor 21 on the inner wall of the second annular frame 2, when the pull rope 12 is retracted by the winch 13 of the first annular frame 1, the pull rope 12 is driven to transmit, the rotating rod 11 rotates around the joint with the first annular frame 1, the rotating rod 11 rotates to drive the supporting rod 112 and the second annular frame 2 to rise upwards, and the tension of the pull rope 12 pulls the guide wheel 31 and the movable platform 3 to rise, and finally the stage rises in multiple stages, as shown in fig. 2. On the contrary, when the winch 13 releases the rope 12, the second ring frame 2 and the movable stand 3 are lowered into the first ring frame 1 to be hidden, as shown in fig. 1. The lifting of the multistage lifting circular stage can be controlled by the length of the winding machine 13 for retracting the pull rope 12, and the multistage lifting circular stage is high in lifting controllable degree, strong in stability and good in stage effect.
The structure of first annular frame 1 at first, 1 inner wall bottom of first annular frame is provided with dwang 11, dwang 11 around with the junction of first annular frame 1 rotates, first annular frame 1 is provided with stay cord 12 and is used for the pulling the hoist engine 13 of stay cord 12, dwang 11 is kept away from the tip of first annular frame 1 is provided with and is used for the convenience the rotation wheel 111 that stay cord 12 passes through, and hoist engine 13 highly is higher than the height of dwang 11 here, and when hoist engine 13 pulling stay cord 12, the natural drive dwang 11 is kept away from the rotation wheel 111 of the tip of first annular frame 1 rises, make dwang 11 around with the junction of first annular frame 1 rotates.
Then be the structure of second ring-shaped frame 2, dwang 11 through bracing piece 112 with second ring-shaped frame 2 is connected, bracing piece 112 around with the junction of dwang 11 rotates, second ring-shaped frame 2 bottom is provided with and is used for the convenience the gliding spout 22 of bracing piece 112. The support rod 112 is disposed perpendicular to the slide groove 22, and ensures that the second ring frame 2 is effectively supported to ascend when the rotating lever 11 rotates.
Power x power arm = resistance x resistance arm according to the lever principle, that is, F1L 1= F2L 2, where the power is the pulling force of the hoist 13, the power arm is the distance length of the rotating wheel 111 from the inner wall of the first annular frame 1, that is, the length of the rotating rod 11, the resistance is the gravity of the second annular frame 2 and the supporting rod 112, the resistance arm is the distance length of the supporting rod 112 from the inner wall of the first annular frame 1, where the power arm (the length of the rotating rod 11) is greater than the resistance arm (the distance length of the supporting rod 112 from the inner wall of the first annular frame 1), then the power is smaller than the resistance, that is, the pulling force of the hoist 13 may be smaller than the gravity of the movable platform 3 (the gravity of the supporting rod 112 is small and can be ignored), then the hoist 13 with smaller power can lift the second annular frame 2 with larger mass, the lifting effect is good, and the safety is high.
It should be noted that the number of the second ring frames 2 is at least one, and if the number of the second ring frames 2 is one, the top view of the present invention is shown in fig. 3, and the present invention is a two-stage lifting stage; if the number of the second annular frames 2 is two or more, the top view of the present invention is schematically shown in fig. 4, the present invention is a multistage (more than or equal to three-stage) stage, and obviously, if the number of the second annular frames 2 is two or more, each second annular frame 2 is connected to the rotating rod 11 through one supporting rod 112, when the rotating rod 11 rotates, the more the supporting rod 112 away from the first annular frame 1 rises, that is, the more the second annular frame 2 away from the first annular frame 1 rises, the higher the height of the second annular frame 2 increases, so as to form a multistage stage that increases progressively step by step.
And finally, the structure of the movable table 3 is that the bottom end of the movable table 3 is provided with a guide wheel 31 for guiding the pull rope 12 to pass through, and the inner wall of the second annular frame 2 is provided with a fixed anchor 21 for fixing the end part of the pull rope 12. The pull rope 12 stretches out from the winch 13, loop through the turning wheel 111 of dwang 11 and the guide wheel 31 of the movable platform 3 bottom, fix to the fixing anchor 21 department of second ring-shaped frame 2 inner wall at last, because the height of winch 13 and guide wheel 31 all is higher than the height of turning wheel 111, can drive the dwang 11 to rotate naturally, and because the pull rope 12 walks around from turning wheel 111 after, just be connected with fixing anchor 21 through guide wheel 31, when the pull rope 12 tightens up, the pull rope 12 can be stretched straightly, until turning wheel 111, the almost straight line of guide wheel 31 and fixing anchor 21 three, guide wheel 31 drives movable platform 3 to rise naturally this moment.
Of course, the rotating wheel 111, the guide wheel 31 and the anchor 21 are not in an absolute straight line due to the self weight of the movable table 3, so the toughness requirement of the pull rope 12 is very high, and preferably, the pull rope 12 is a hinged pull rope.
Of course, if there are a plurality of second annular frames 2, the inner wall of the second annular frame 2 adjacent to the movable table 3 of the plurality of second annular frames 2 is provided with a fixing anchor 21 for fixing the end of the pulling rope 12.
The multistage lifting circular stage is simple in structure, convenient to adjust, capable of performing two-stage or even multistage lifting, high in lifting controllable degree, strong in stability, high in safety degree and good in stage effect.
The second embodiment is also shown in fig. 1 to 7, which is only one embodiment of the present invention, and in order to make the lifting effect of the multi-stage lifting circular stage of the present invention better and make the stability higher, the present invention further has the following design:
first, a first protrusion 23 for connecting with the first annular frame 1 is disposed on an outer side wall of the second annular frame 2, and a first limiting groove 14 for facilitating sliding of the first protrusion 23 is disposed on an inner wall of the first annular frame 1, where of course, the first limiting groove 14 extends in a vertical direction.
Moreover, the number of the first protrusions 23 is at least one, and the number of the first limit grooves 14 is at least one.
Similarly, be provided with on the second ring-shaped frame 2 inside wall be used for with the second arch 24 that the movable table 3 is connected, the movable table 3 lateral wall is provided with and is used for the convenience the gliding second spacing groove 32 of second arch 24, second spacing groove 32 is for extending the setting along vertical direction.
Moreover, the number of the second protrusions 24 is at least one, and the number of the second limiting grooves 32 is at least one.
The first protruding 23 of multiunit and second protruding 24 are effectively connected first annular frame 1, second annular frame 2 and movable table 3, effective spacing connection, and second annular frame 2 and movable table 3 all stably set up in first annular frame 1 like this. The first limiting groove 14 and the second limiting groove 32 are both arranged in an extending manner along the vertical direction, so that the second annular frame 2 and the movable table 3 can only vertically lift up and down, and the stability is higher.
Then, the number of the rotating rod 11 is at least one, and the rotating rod 11 is connected with the first annular frame 1 through a fixing member, and the rotating rod 11 rotates around the joint with the fixing member.
And, stay cord 12 and hoist engine 13's quantity all is one at least, and each dwang 11 all links through a stay cord 12 and hoist engine 13, the quantity of guide wheel 31 and anchorage 21 all is one at least, and each stay cord 12 all is connected with a hoist engine 13, dwang 11 guide wheel 31 and anchorage 21, and each stay cord 12 mutual noninterference prevents that stay cord 12 twists and influences the stage and goes up and down together.
Finally, the fixed anchor 21 is connected with an expansion link 211 extending in the vertical direction, the expansion link 211 is connected with the bottom end of the second ring frame 2 through an expansion cylinder 212, that is, the expansion cylinder 212 controls the expansion link 211 to expand and contract, and the height of the fixed anchor 21 can be controlled, so that the maximum lifting height of the movable table 3 relative to the second ring frame 2 is limited, and the lifting amplitude of the movable table 3 can be controlled.
The multistage lifting circular stage is simple in structure, convenient to adjust, capable of performing two-stage or even multistage lifting, high in lifting controllable degree, strong in stability, high in safety degree and good in stage effect.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modifications, equivalents, improvements and the like made to the above embodiments in accordance with the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a circular stage of multistage lift which characterized in that: comprises a first annular frame (1), a second annular frame (2) arranged in the first annular frame (1) and a movable table (3) arranged in the second annular frame (2), wherein a rotating rod (11) is arranged at the bottom end of the inner wall of the first annular frame (1), the rotating rod (11) rotates around the joint of the first annular frame (1), the first annular frame (1) is provided with a pull rope (12) and a winch (13) used for pulling the pull rope (12), the end part of the rotating rod (11) far away from the first annular frame (1) is provided with a rotating wheel (111) used for facilitating the pull rope (12) to pass through, the rotating rod (11) is connected with the second annular frame (2) through a support rod (112), and the bottom end of the movable table (3) is provided with a guide wheel (31) used for guiding the pull rope (12) to pass through, and a fixed anchor (21) for fixing the end part of the pull rope (12) is arranged on the inner wall of the second annular frame (2).
2. A multistage elevating circular stage as set forth in claim 1, characterized in that: the number of the second annular frames (2) is at least one.
3. A multistage elevating circular stage as set forth in claim 1, characterized in that: the bracing piece (112) around with the junction of dwang (11) rotates, second annular frame (2) bottom is provided with and is used for the convenience bracing piece (112) gliding spout (22).
4. A multistage elevating circular stage as set forth in claim 1, characterized in that: the outer side wall of the second annular frame (2) is provided with a first protrusion (23) used for being connected with the first annular frame (1), and the inner wall of the first annular frame (1) is provided with a first limiting groove (14) used for facilitating the sliding of the first protrusion (23).
5. A multistage elevating circular stage as set forth in claim 4, characterized in that: the number of the first bulges (23) is at least one, and the number of the first limit grooves (14) is at least one.
6. A multistage elevating circular stage as set forth in claim 1, characterized in that: the inner side wall of the second annular frame (2) is provided with a second protrusion (24) which is used for being connected with the movable table (3), and the outer side wall of the movable table (3) is provided with a second limiting groove (32) which is used for facilitating the sliding of the second protrusion (24).
7. A multistage elevating circular stage as set forth in claim 6, characterized in that: the number of the second protrusions (24) is at least one, and the number of the second limiting grooves (32) is at least one.
8. A multistage elevating circular stage as set forth in claim 1, characterized in that: the number of dwang (11) is at least one, the quantity of stay cord (12) and hoist engine (13) all is at least one.
9. A multistage elevating circular stage as set forth in claim 8, wherein: the number of the guide wheels (31) and the number of the fixing anchors (21) are at least one.
10. A multistage elevating circular stage as set forth in claim 1, characterized in that: the fixing anchor (21) is connected with a telescopic rod (211) extending in the vertical direction, and the telescopic rod (211) is connected with the bottom end of the second annular frame (2) through a telescopic cylinder (212).
CN201910963262.0A 2019-10-11 2019-10-11 Multistage lifting circular stage Pending CN110630051A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910963262.0A CN110630051A (en) 2019-10-11 2019-10-11 Multistage lifting circular stage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910963262.0A CN110630051A (en) 2019-10-11 2019-10-11 Multistage lifting circular stage

Publications (1)

Publication Number Publication Date
CN110630051A true CN110630051A (en) 2019-12-31

Family

ID=68976298

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910963262.0A Pending CN110630051A (en) 2019-10-11 2019-10-11 Multistage lifting circular stage

Country Status (1)

Country Link
CN (1) CN110630051A (en)

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